Science, asked by divyakonduru54, 9 months ago

the number of elements present in 2nd,3rd,4th and 5th periods respectively are

Answers

Answered by adharvbabusrinivasan

0

Answer:

Explanation:

Period 1 has only two elements (hydrogen and helium), while periods 2 and 3 have 8 elements. Periods 4 and 5 have 18 elements

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